Finding the Fourth Proportional to 4,996,230.63, 6,891,920.25 and 3,007,982.06
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Solution
The fourth proportional to 4,996,230.63, 6,891,920.25 and 3,007,982.06 is: 4,149,282.52
Step by Step Solution
- Step 1: Write the proportion equation
4,996,230.63 : 6,891,920.25 = 3,007,982.06 : x - Step 2: Convert to fraction form
4,996,230.63/6,891,920.25 = 3,007,982.06/x - Step 3: Cross multiply
4,996,230.63x = 6,891,920.25 × 3,007,982.06 - Step 4: Simplify right side
4,996,230.63x = 20,730,772,421,451.20 - Step 5: Solve for x
x = 20,730,772,421,451.20/4,996,230.63 - Step 6: Final answer
x = 4,149,282.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.